var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var lessMiddleware = require('less-middleware');
var nunjucks = require('nunjucks');

var index = require('./routes/index');

var app = express();
var ejs = require('ejs');


nunjucks.configure(path.join(__dirname, 'views'), { // 设置模板文件的目录，为views
    autoescape: true,
    express: app
});
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.engine('html',ejs.__express);

app.set('view engine', 'html'); // 模板文件的后缀名字为html


// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.get('/*', function(req, res, next){
    res.setHeader('Last-Modified', (new Date()).toUTCString());
    next();
});
app.use(lessMiddleware(path.join(__dirname, 'public')));
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', index);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

console.log("http://localhost:4001")
module.exports = app;
